Math, asked by iammanash1234, 11 months ago

(cosec A + cot A)(cosec A - cot A)
=[1 - cosec A+ cot A]

HOW COSEC A + COT A BECOMES 1

Answers

Answered by ksp7883

1

Step-by-step explanation:

cosec^2A +cot AcosecA-cotAcosecA-cot^2 A

=cosec^2 A-cot^2A

=(1/sinA)^2-(cosA/sinA)^2

(1/sinA+cosA/sinA)(1/sinA-cosA/sinA)

{(1+cosA)(1-cosA)}/sin^2A=1

Previous Question

Next Question

Similar questions

Hindi, 5 months ago

3) निम्नलिखित शब्दों के विलोम शब्द लिखिए: 1) विश्वास ii) अँधेराx ) 'धरती से जड़ा रहकर दी Dome (1...

Social Sciences, 5 months ago

fill the blanks In the word of our late President __________the day is not far when enlightenment and ignited minds will transform into a comparative beautiful nation...

Science, 5 months ago

please help me in this question...

Math, 11 months ago

2 root 5– root 2 upon 2 root 5+root 2 rationalise the denominator...

Chemistry, 11 months ago

can we take mole fraction as mole?

Math, 1 year ago

55. What is the common name of "IKWH' of power electrical.

Math, 1 year ago

Atul wants to help a needy lady and so he sends whatsapp message to five of his friends with the request to forward the same message to five more friends. Assuming that the chain is not broken and the lady receives 10 paise on each post of the message, find the toal amount of money the lady receives after the 7th round of messages are posted.

Math, 1 year ago

add the following polynomials and find the degree of resultant polynomials f(x)= 16x^4_5x^2+9, g(x)=_6x3+7x_15...